--- a/hedgewars/SDLh.pas	Sun Jan 10 12:59:03 2016 +0100
+++ b/hedgewars/SDLh.pas	Sun Jan 10 17:39:27 2016 +0100
@@ -91,8 +91,8 @@
     SDL_BUTTON_LEFT      = 1;
     SDL_BUTTON_MIDDLE    = 2;
     SDL_BUTTON_RIGHT     = 3;
-    SDL_BUTTON_WHEELUP   = 4;
-    SDL_BUTTON_WHEELDOWN = 5;
+    SDL_BUTTON_X1        = 4;
+    SDL_BUTTON_X2        = 5;
 
 
     SDL_TEXTEDITINGEVENT_TEXT_SIZE = 32;